OpenTechnical

OT-2026-000034409

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000034409) never changes.

Identity and time

Publication numberOT-2026-000034409 · never reused
Internal UUID01a0ae75-df0e-7a57-9a3c-0f87de6bb5d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034409
StatusPUBLIC

Content hashes

Canonical text6bff93ff77a0ea69057081e8cf1bc9681eaff6af7105c2000bc5f55945315cc7
Markdown79281fc7061dc7cd77a4ef3272abc08f9f866a5ec66a40dfca49a45334a35186
PDF
Publication page647fcac44339d8abf5720ecd7a1611e6a0e9426c24736ac17dbdd81a3051753c
Manifestff4b4c71c3bbeb8c1824bcd1fb7a4dad5a3b19a88fbc476c77b3595aa7b60e21

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature/fwprxPle3nKOv2VprZQ6p2DE18BuomUOWY4z2nBdeTrTENUBi3Mhk+sG0LdsuVlXPOVz/dVlh6bJqXaBzGEBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:07.665691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034409
observed 647fcac44339d8abf5720ecd7a1611e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.650175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034409/manifest.json
observed ff4b4c71c3bbeb8c1824bcd1fb7a4dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.635482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034409/publication.md
observed 79281fc7061dc7cd77a4ef3272abc08f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.617272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034409/publication.txt
observed 6bff93ff77a0ea69057081e8cf1bc968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.